#lead{
	float:left;
    width:200px;
    height:auto;
    padding: 2px;
}
#lu2,#lu3,#lu4{
	float:left;
	width:196px;
	height:auto;
	list-style:none;
	list-style-type:none;
	margin:0px;
	padding:0px;
    display:none;

}；
.ll{
	float:left;
	list-style:none;
    list-style-type:none;
	margin-top:2px;
}
.index{
	float:left;
	width:200px;
	height:auto;
	padding:0px;
}
/*//li的样式*/
.AA{
	display:block;
	width:196px;
	height:30px;
	background-color:red;
}
.AA:hover{
	background-color:blue;
}